//ww:run-exit 7
// Migrated from 700_e2e row 69.
package main;
fn inner(n: i32) (i32 | str | bool) = {
  if (n == 0) { return "z"; };
  if (n < 0)  { return false; };
  return n;
};
fn outer(n: i32) (i64 | bool | str) = {
  let v: i32 = inner(n)?;
  return v: i64 + 1000;
};
fn main() i32 = {
  let r: (i64 | bool | str) = outer(-1);
  match (r) {
    case let n: i64  => return n: i32;
    case let b: bool => { if (!b) { return 7; }; return 8; };
    case let s: str  => return 9;
  };
  return 0;
};